| Value | Category | Cases | |
|---|---|---|---|
| 1 | I don't know | 10 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    
| 2 | No | 304 | 
                                                                 
                                    
                                    12.8%
                                 
                                                             | 
                                                        
                    
| -6 | (Refus du suivi) | 580 | 
                                                                 
                                    
                                    24.4%
                                 
                                                             | 
                                                        
                    
| -4 | (Pas de réponse papier) | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -2 | (Pas de réponse) | 1482 | 
                                                                 
                                    
                                    62.4%
                                 
                                                             |